Method negateP

src/jvm/clojure/lang/Numbers.java:583–588

(Number x)

	}

	final public Number negateP(Number x){
		long val = x.longValue();
		if(val > Long.MIN_VALUE)
			return num(-val);
		return BigInt.fromBigInteger(BigInteger.valueOf(val).negate());
	}

	final public Number unchecked_negate(Number x){
		long val = x.longValue();